20223080

素因数分解:

$2^3\times 5^1\times {\mathrm{191}}^1\times {\mathrm{2647}}^1$

素因数の和:2849

約数の個数: 32

約数和(自身を含む): 45757440

約数和(自身を除く): 25534360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 191, 382, 764, 955, 1528, 1910, 2647, 3820, 5294, 7640, 10588, 13235, 21176, 26470, 52940, 105880, 505577, 1011154, 2022308, 2527885, 4044616, 5055770, 10111540, 20223080]

約数ペア:

[(1, 20223080), (2, 10111540), (4, 5055770), (5, 4044616), (8, 2527885), (10, 2022308), (20, 1011154), (40, 505577), (191, 105880), (382, 52940), (764, 26470), (955, 21176), (1528, 13235), (1910, 10588), (2647, 7640), (3820, 5294)]